Log Shipping Question

Hi Everyone,
The logs that are copied to the standby server, what is the file that has a
.tuf extension?
Thanks in advance
LarryIts the undo file when you setup log shipping in standby mode.. Look at undo
file in the restore database section in BOL
"Larry" <Larry@.discussions.microsoft.com> wrote in message
news:E4DD40E8-593D-4787-BA5F-F2DC8B25CA64@.microsoft.com...
> Hi Everyone,
> The logs that are copied to the standby server, what is the file that has
a
> .tuf extension?
> Thanks in advance
> Larry